Smaple.cs LookForTypeByName(string) add assmbiles to search for types. (

#3740)

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## Fixes #3739 #3735 
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<!-- Add a brief overview here of the feature/bug & fix. -->
 Smaple.cs LookForTypeByName(string) add assmbiles to search in

- Microsoft.Toolkit.Uwp.UI.Controls -> Microsoft.Toolkit.Uwp.UI.Controls.Core
- Microsoft.Toolkit.Uwp.UI.Controls.Layout
- Microsoft.Toolkit.Uwp.UI.Controls.Media
- Microsoft.Toolkit.Uwp.UI.Controls.Media

## PR Type
What kind of change does this PR introduce?
<!-- Please uncomment one or more that apply to this PR. -->

- Bugfix
<!-- - Feature -->
<!-- - Code style update (formatting) -->
<!-- - Refactoring (no functional changes, no api changes) -->
<!-- - Build or CI related changes -->
<!-- - Documentation content changes -->
<!-- - Sample app changes -->
<!-- - Other... Please describe: -->


## What is the current behavior?
<!-- Please describe the current behavior that you are modifying, or link to a relevant issue. -->


## What is the new behavior?
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## PR Checklist

Please check if your PR fulfills the following requirements:

- [ ] Tested code with current [supported SDKs](../readme.md#supported)
- [ ] Pull Request has been submitted to the documentation repository [instructions](..\contributing.md#docs). Link: <!-- docs PR link -->
- [ ] Sample in sample app has been added / updated (for bug fixes / features)
    - [ ] Icon has been created (if new sample) following the [Thumbnail Style Guide and templates](https://github.com/windows-toolkit/WindowsCommunityToolkit-design-assets)
- [ ] New major technical changes in the toolkit have or will be added to the [Wiki](https://github.com/windows-toolkit/WindowsCommunityToolkit/wiki) e.g. build changes, source generators, testing infrastructure, sample creation changes, etc...
- [ ] Tests for the changes have been added (for bug fixes / features) (if applicable)
- [ ] Header has been added to all new source files (run *build/UpdateHeaders.bat*)
- [ ] Contains **NO** breaking changes

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     Please note that breaking changes are likely to be rejected within minor release cycles or held until major versions. -->


## Other information

Microsoft.Toolkit.Uwp.SampleApp/Models/Sample.cs

@@ -629,108 +629,30 @@ public async Task PreparePropertyDescriptorAsync()
         private static Type LookForTypeByName(string typeName)
         {
             // First search locally
-            var result = System.Type.GetType(typeName);
-
-            if (result != null)
+            if (System.Type.GetType(typeName) is Type systemType)
             {
-                return result;
+                return systemType;
             }
 
-            // Search in Windows
-            var proxyType = VerticalAlignment.Center;
-            var assembly = proxyType.GetType().GetTypeInfo().Assembly;
-
-            foreach (var typeInfo in assembly.ExportedTypes)
+            var targets = new Type[]
             {
-                if (typeInfo.Name == typeName)
-                {
-                    return typeInfo;
-                }
-            }
-
-            // Search in Microsoft.Toolkit.Uwp.UI.Controls
-            var controlsProxyType = GridSplitter.GridResizeDirection.Auto;
-            assembly = controlsProxyType.GetType().GetTypeInfo().Assembly;
-
-            foreach (var typeInfo in assembly.ExportedTypes)
-            {
-                if (typeInfo.Name == typeName)
-                {
-                    return typeInfo;
-                }
-            }
-
-            // TODO Reintroduce graph controls
-            //// Search in Microsoft.Toolkit.Graph.Controls
-            //var graphControlsProxyType = typeof(UserToPersonConverter);
-            //assembly = graphControlsProxyType.GetTypeInfo().Assembly;
-
-            //foreach (var typeInfo in assembly.ExportedTypes)
-            //{
-            //    if (typeInfo.Name == typeName)
-            //    {
-            //        return typeInfo;
-            //    }
-            //}
-
-            // Search in Microsoft.Toolkit.Uwp.UI.Animations
-            var animationsProxyType = EasingType.Default;
-            assembly = animationsProxyType.GetType().GetTypeInfo().Assembly;
-            foreach (var typeInfo in assembly.ExportedTypes)
-            {
-                if (typeInfo.Name == typeName)
-                {
-                    return typeInfo;
-                }
-            }
-
-            // Search in Microsoft.Toolkit.Uwp.UI
-            var uiProxyType = ImageBlendMode.Multiply;
-            assembly = uiProxyType.GetType().GetTypeInfo().Assembly;
-            foreach (var typeInfo in assembly.ExportedTypes)
-            {
-                if (typeInfo.Name == typeName)
-                {
-                    return typeInfo;
-                }
-            }
-
-            // Search in Microsoft.Toolkit.Uwp.Input.GazeInteraction
-            var gazeType = Interaction.Enabled;
-            assembly = gazeType.GetType().GetTypeInfo().Assembly;
-            foreach (var typeInfo in assembly.ExportedTypes)
-            {
-                if (typeInfo.Name == typeName)
-                {
-                    return typeInfo;
-                }
-            }
-
-            // Search in Microsoft.Toolkit.Uwp.UI.Controls.DataGrid
-            var dataGridProxyType = DataGridGridLinesVisibility.None;
-            assembly = dataGridProxyType.GetType().GetTypeInfo().Assembly;
-
-            foreach (var typeInfo in assembly.ExportedTypes)
-            {
-                if (typeInfo.Name == typeName)
-                {
-                    return typeInfo;
-                }
-            }
-
-            // Search in Microsoft.Toolkit.Uwp.UI.Controls.Markdown
-            var markdownTextBlockType = typeof(MarkdownTextBlock);
-            assembly = markdownTextBlockType.GetTypeInfo().Assembly;
-
-            foreach (var typeInfo in assembly.ExportedTypes)
-            {
-                if (typeInfo.Name == typeName)
-                {
-                    return typeInfo;
-                }
-            }
-
-            return null;
+                VerticalAlignment.Center.GetType(), // Windows
+                StackMode.Replace.GetType(), // Microsoft.Toolkit.Uwp.UI.Controls.Core
+
+              // TODO Reintroduce graph controls
+              // typeof(UserToPersonConverter)) // Search in Microsoft.Toolkit.Graph.Controls
+                EasingType.Default.GetType(), // Microsoft.Toolkit.Uwp.UI.Animations
+                ImageBlendMode.Multiply.GetType(), // Search in Microsoft.Toolkit.Uwp.UI
+                Interaction.Enabled.GetType(), // Microsoft.Toolkit.Uwp.Input.GazeInteraction
+                DataGridGridLinesVisibility.None.GetType(), // Microsoft.Toolkit.Uwp.UI.Controls.DataGrid
+                GridSplitter.GridResizeDirection.Auto.GetType(), // Microsoft.Toolkit.Uwp.UI.Controls.Layout
+                typeof(MarkdownTextBlock), // Microsoft.Toolkit.Uwp.UI.Controls.Markdown
+                BitmapFileFormat.Bmp.GetType(), // Microsoft.Toolkit.Uwp.UI.Controls.Media
+                StretchChild.Last.GetType() // Microsoft.Toolkit.Uwp.UI.Controls.Primitivs
+            };
+
+            return targets.SelectMany(t => t.Assembly.ExportedTypes)
+                .FirstOrDefault(t => t.Name == typeName);
         }
 
         private static async Task<string> GetDocsSHA()